# frozen_string_literal: true require 'rails_helper' RSpec.describe AdvancedTextFormatter do describe '#to_s' do subject { described_class.new(text, preloaded_accounts: preloaded_accounts, content_type: content_type).to_s } let(:preloaded_accounts) { nil } let(:content_type) { 'text/markdown' } context 'given a markdown source' do let(:content_type) { 'text/markdown' } context 'given text containing plain text' do let(:text) { 'text' } it 'paragraphizes the text' do expect(subject).to eq '

text

' end end context 'given text containing line feeds' do let(:text) { "line\nfeed" } it 'removes line feeds' do expect(subject).to_not include "\n" end end context 'given some inline code using backticks' do let(:text) { 'test `foo` bar' } it 'formats code using ' do expect(subject).to include 'test foo bar' end end context 'given a block code' do let(:text) { "test\n\n```\nint main(void) {\n return 0; // https://joinmastodon.org/foo\n}\n```\n" } it 'formats code using
 and ' do
          expect(subject).to include '
int main'
        end

        it 'does not strip leading spaces' do
          expect(subject).to include '>  return 0'
        end

        it 'does not format links' do
          expect(subject).to include 'return 0; // https://joinmastodon.org/foo'
        end
      end

      context 'given a link in inline code using backticks' do
        let(:text) { 'test `https://foo.bar/bar` bar' }

        it 'does not rewrite the link' do
          expect(subject).to include 'test https://foo.bar/bar bar'
        end
      end

      context 'given text with a local-domain mention' do
        let(:text) { 'foo https://cb6e6126.ngrok.io/about/more' }

        it 'creates a link' do
          expect(subject).to include '@alice'
        end
      end

      context 'given text containing unlinkable mentions' do
        let(:preloaded_accounts) { [] }
        let(:text) { '@alice' }

        it 'does not create a mention link' do
          expect(subject).to include '@alice'
        end
      end

      context 'given a stand-alone medium URL' do
        let(:text) { 'https://hackernoon.com/the-power-to-build-communities-a-response-to-mark-zuckerberg-3f2cac9148a4' }

        it 'matches the full URL' do
          expect(subject).to include 'href="https://hackernoon.com/the-power-to-build-communities-a-response-to-mark-zuckerberg-3f2cac9148a4"'
        end
      end

      context 'given a stand-alone google URL' do
        let(:text) { 'http://google.com' }

        it 'matches the full URL' do
          expect(subject).to include 'href="http://google.com"'
        end
      end

      context 'given a stand-alone URL with a newer TLD' do
        let(:text) { 'http://example.gay' }

        it 'matches the full URL' do
          expect(subject).to include 'href="http://example.gay"'
        end
      end

      context 'given a stand-alone IDN URL' do
        let(:text) { 'https://nic.みんな/' }

        it 'matches the full URL' do
          expect(subject).to include 'href="https://nic.みんな/"'
        end

        it 'has display URL' do
          expect(subject).to include 'nic.みんな/'
        end
      end

      context 'given a URL with a trailing period' do
        let(:text) { 'http://www.mcmansionhell.com/post/156408871451/50-states-of-mcmansion-hell-scottsdale-arizona. ' }

        it 'matches the full URL but not the period' do
          expect(subject).to include 'href="http://www.mcmansionhell.com/post/156408871451/50-states-of-mcmansion-hell-scottsdale-arizona"'
        end
      end

      context 'given a URL enclosed with parentheses' do
        let(:text) { '(http://google.com/)' }

        it 'matches the full URL but not the parentheses' do
          expect(subject).to include 'href="http://google.com/"'
        end
      end

      context 'given a URL with a trailing exclamation point' do
        let(:text) { 'http://www.google.com!' }

        it 'matches the full URL but not the exclamation point' do
          expect(subject).to include 'href="http://www.google.com"'
        end
      end

      context 'given a URL with a trailing single quote' do
        let(:text) { "http://www.google.com'" }

        it 'matches the full URL but not the single quote' do
          expect(subject).to include 'href="http://www.google.com"'
        end
      end
    end

    context 'given a URL with a trailing angle bracket' do
      let(:text) { 'http://www.google.com>' }

      it 'matches the full URL but not the angle bracket' do
        expect(subject).to include 'href="http://www.google.com"'
      end
    end

    context 'given a URL with a query string' do
      context 'with escaped unicode character' do
        let(:text) { 'https://www.ruby-toolbox.com/search?utf8=%E2%9C%93&q=autolink' }

        it 'matches the full URL' do
          expect(subject).to include 'href="https://www.ruby-toolbox.com/search?utf8=%E2%9C%93&q=autolink"'
        end
      end

      context 'with unicode character' do
        let(:text) { 'https://www.ruby-toolbox.com/search?utf8=✓&q=autolink' }

        it 'matches the full URL' do
          expect(subject).to include 'href="https://www.ruby-toolbox.com/search?utf8=✓&q=autolink"'
        end
      end

      context 'with unicode character at the end' do
        let(:text) { 'https://www.ruby-toolbox.com/search?utf8=✓' }

        it 'matches the full URL' do
          expect(subject).to include 'href="https://www.ruby-toolbox.com/search?utf8=✓"'
        end
      end

      context 'with escaped and not escaped unicode characters' do
        let(:text) { 'https://www.ruby-toolbox.com/search?utf8=%E2%9C%93&utf81=✓&q=autolink' }

        it 'preserves escaped unicode characters' do
          expect(subject).to include 'href="https://www.ruby-toolbox.com/search?utf8=%E2%9C%93&utf81=✓&q=autolink"'
        end
      end

      context 'given a URL with parentheses in it' do
        let(:text) { 'https://en.wikipedia.org/wiki/Diaspora_(software)' }

        it 'matches the full URL' do
          expect(subject).to include 'href="https://en.wikipedia.org/wiki/Diaspora_(software)"'
        end
      end

      context 'given a URL in quotation marks' do
        let(:text) { '"https://example.com/"' }

        it 'does not match the quotation marks' do
          expect(subject).to include 'href="https://example.com/"'
        end
      end

      context 'given a URL in angle brackets' do
        let(:text) { '' }

        it 'does not match the angle brackets' do
          expect(subject).to include 'href="https://example.com/"'
        end
      end

      context 'given a URL containing unsafe code (XSS attack, invisible part)' do
        let(:text) { 'http://example.com/blahblahblahblah/a' }

        it 'does not include the HTML in the URL' do
          expect(subject).to include '"http://example.com/blahblahblahblah/a"'
        end

        it 'does not include a script tag' do
          expect(subject).to_not include '' }

        it 'does not include a script tag' do
          expect(subject).to_not include '